ALAMEDA CREEK - NILES (NILC1)
Latitude: 37.59º NLongitude: 121.96º WElevation: 86 FeetForecast Type: Unofficial Location
Location: Alameda County in CaliforniaBulletin Group: Central CoastRiver Group: South Bay
Issuance Time: Apr 03 2026 at 12:56 PM PDTNext Issuance: Apr 04 2026 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: 9.0 FeetModerate Flood: 10.5 FeetMajor Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Alameda Creek - Niles (NILC1)
#
# File Generation Time:  04/03/2026 at 12:58 PM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/02/2026 at 03:00 PM PDT
# Maximum Observed Stage:                       3.30 Feet
# Maximum Observed Flow:                        77 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/03/2026 at 01:00 PM PDT
# Maximum Forecast Stage:                       3.07 Feet
# Maximum Forecast Flow:                        42 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/29/2026 12 PM PDT            2.95             29                        Normal
  03/29/2026 01 PM PDT            2.95             29         0              Normal
  03/29/2026 02 PM PDT            2.95             29         0              Normal
  03/29/2026 03 PM PDT            2.95             29         0              Normal
  03/29/2026 04 PM PDT            2.95             29         0              Normal
  03/29/2026 05 PM PDT            2.95             29         0              Normal
  03/29/2026 06 PM PDT            2.95             29         0              Normal
  03/29/2026 07 PM PDT            2.95             29         0              Normal
  03/29/2026 08 PM PDT            2.94             28         -              Normal
  03/29/2026 09 PM PDT            2.94             28         0              Normal
  03/29/2026 10 PM PDT            2.94             28         0              Normal
  03/29/2026 11 PM PDT            2.94             28         0              Normal
  03/30/2026 12 AM PDT            2.93             28         -              Normal
  03/30/2026 01 AM PDT            2.93             28         0              Normal
  03/30/2026 02 AM PDT            2.93             28         0              Normal
  03/30/2026 03 AM PDT            2.93             28         0              Normal
  03/30/2026 04 AM PDT            2.93             28         0              Normal
  03/30/2026 05 AM PDT            2.93             28         0              Normal
  03/30/2026 06 AM PDT            2.94             28         +              Normal
  03/30/2026 07 AM PDT            2.93             28         -              Normal
  03/30/2026 08 AM PDT            2.93             28         0              Normal
  03/30/2026 09 AM PDT            2.93             28         0              Normal
  03/30/2026 10 AM PDT            2.94             28         +              Normal
  03/30/2026 11 AM PDT            2.93             28         -              Normal
  03/30/2026 12 PM PDT            2.94             28         +              Normal
  03/30/2026 01 PM PDT            2.94             28         0              Normal
  03/30/2026 02 PM PDT            2.95             29         +              Normal
  03/30/2026 03 PM PDT            2.96             30         +              Normal
  03/30/2026 04 PM PDT            2.97             31         +              Normal
  03/30/2026 05 PM PDT            2.97             31         0              Normal
  03/30/2026 06 PM PDT            2.97             31         0              Normal
  03/30/2026 07 PM PDT            2.97             31         0              Normal
  03/30/2026 08 PM PDT            2.97             31         0              Normal
  03/30/2026 09 PM PDT            2.96             30         -              Normal
  03/30/2026 10 PM PDT            2.96             30         0              Normal
  03/30/2026 11 PM PDT            2.96             30         0              Normal
  03/31/2026 12 AM PDT            2.96             30         0              Normal
  03/31/2026 01 AM PDT            2.96             30         0              Normal
  03/31/2026 02 AM PDT            2.96             30         0              Normal
  03/31/2026 03 AM PDT            2.97             31         +              Normal
  03/31/2026 04 AM PDT            2.97             31         0              Normal
  03/31/2026 05 AM PDT            2.97             31         0              Normal
  03/31/2026 06 AM PDT            2.98             32         +              Normal
  03/31/2026 07 AM PDT            2.98             32         0              Normal
  03/31/2026 08 AM PDT            2.98             32         0              Normal
  03/31/2026 09 AM PDT            2.98             32         0              Normal
  03/31/2026 10 AM PDT            2.98             32         0              Normal
  03/31/2026 11 AM PDT            2.97             31         -              Normal
  03/31/2026 12 PM PDT            2.97             31         0              Normal
  03/31/2026 01 PM PDT            2.97             31         0              Normal
  03/31/2026 02 PM PDT            2.97             31         0              Normal
  03/31/2026 03 PM PDT            2.97             31         0              Normal
  03/31/2026 04 PM PDT            2.96             30         -              Normal
  03/31/2026 05 PM PDT            2.93             28         -              Normal
  03/31/2026 06 PM PDT            2.94             28         +              Normal
  03/31/2026 07 PM PDT            2.93             28         -              Normal
  03/31/2026 08 PM PDT            2.92             27         -              Normal
  03/31/2026 09 PM PDT            2.92             27         0              Normal
  03/31/2026 10 PM PDT            2.88             24         -              Normal
  03/31/2026 11 PM PDT            2.88             24         0              Normal
  04/01/2026 12 AM PDT            2.88             24         0              Normal
  04/01/2026 01 AM PDT            2.88             24         0              Normal
  04/01/2026 02 AM PDT            2.88             24         0              Normal
  04/01/2026 03 AM PDT            2.89             24         +              Normal
  04/01/2026 04 AM PDT            2.89             24         0              Normal
  04/01/2026 05 AM PDT            2.89             24         0              Normal
  04/01/2026 06 AM PDT            2.89             24         0              Normal
  04/01/2026 07 AM PDT            2.90             25         +              Normal
  04/01/2026 08 AM PDT            2.90             25         0              Normal
  04/01/2026 09 AM PDT            2.90             25         0              Normal
  04/01/2026 10 AM PDT            2.91             26         +              Normal
  04/01/2026 11 AM PDT            2.91             26         0              Normal
  04/01/2026 12 PM PDT            2.92             27         +              Normal
  04/01/2026 01 PM PDT            2.92             27         0              Normal
  04/01/2026 02 PM PDT            2.95             29         +              Normal
  04/01/2026 03 PM PDT            2.92             27         -              Normal
  04/01/2026 04 PM PDT            2.92             27         0              Normal
  04/01/2026 05 PM PDT            2.92             27         0              Normal
  04/01/2026 06 PM PDT            2.94             28         +              Normal
  04/01/2026 07 PM PDT            2.97             31         +              Normal
  04/01/2026 08 PM PDT            2.98             32         +              Normal
  04/01/2026 09 PM PDT            2.98             32         0              Normal
  04/01/2026 10 PM PDT            2.98             32         0              Normal
  04/01/2026 11 PM PDT            2.98             32         0              Normal
  04/02/2026 12 AM PDT            2.98             32         0              Normal
  04/02/2026 01 AM PDT            2.99             33         +              Normal
  04/02/2026 02 AM PDT            3.00             34         +              Normal
  04/02/2026 03 AM PDT            3.01             35         +              Normal
  04/02/2026 04 AM PDT            3.03             37         +              Normal
  04/02/2026 05 AM PDT            3.05             40         +              Normal
  04/02/2026 06 AM PDT            3.06             41         +              Normal
  04/02/2026 07 AM PDT            3.06             41         0              Normal
  04/02/2026 08 AM PDT            3.06             41         0              Normal
  04/02/2026 09 AM PDT            3.08             43         +              Normal
  04/02/2026 10 AM PDT            3.12             48         +              Normal
  04/02/2026 11 AM PDT            3.16             54         +              Normal
  04/02/2026 12 PM PDT            3.20             60         +              Normal
  04/02/2026 01 PM PDT            3.26             70         +              Normal
  04/02/2026 02 PM PDT            3.30             77         +              Normal
  04/02/2026 03 PM PDT            3.30             77         0              Normal
  04/02/2026 04 PM PDT            3.28             74         -              Normal
  04/02/2026 05 PM PDT            3.26             70         -              Normal
  04/02/2026 06 PM PDT            3.24             66         -              Normal
  04/02/2026 07 PM PDT            3.22             63         -              Normal
  04/02/2026 08 PM PDT            3.20             60         -              Normal
  04/02/2026 09 PM PDT            3.19             58         -              Normal
  04/02/2026 10 PM PDT            3.19             58         0              Normal
  04/02/2026 11 PM PDT            3.18             57         -              Normal
  04/03/2026 12 AM PDT            3.17             55         -              Normal
  04/03/2026 01 AM PDT            3.16             54         -              Normal
  04/03/2026 02 AM PDT            3.14             51         -              Normal
  04/03/2026 03 AM PDT            3.13             50         -              Normal
  04/03/2026 04 AM PDT            3.12             48         -              Normal
  04/03/2026 05 AM PDT            3.11             47         -              Normal
  04/03/2026 06 AM PDT            3.10             46         -              Normal
  04/03/2026 07 AM PDT            3.09             44         -              Normal
  04/03/2026 08 AM PDT            3.08             43         -              Normal
  04/03/2026 09 AM PDT            3.07             42         -              Normal
  04/03/2026 10 AM PDT            3.09             44         +              Normal
  04/03/2026 11 AM PDT            3.13             50         +              Normal
  04/03/2026 12 PM PDT            3.08             43         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/03/2026 01 PM PDT            3.07             42                        Normal
  04/03/2026 02 PM PDT            3.07             42         0              Normal
  04/03/2026 03 PM PDT            3.06             41         -              Normal
  04/03/2026 04 PM PDT            3.05             40         -              Normal
  04/03/2026 05 PM PDT            3.05             40         0              Normal
  04/03/2026 06 PM PDT            3.04             38         -              Normal
  04/03/2026 07 PM PDT            3.04             38         0              Normal
  04/03/2026 08 PM PDT            3.03             37         -              Normal
  04/03/2026 09 PM PDT            3.02             36         -              Normal
  04/03/2026 10 PM PDT            3.02             36         0              Normal
  04/03/2026 11 PM PDT            3.01             35         -              Normal
  04/04/2026 12 AM PDT            3.01             35         0              Normal
  04/04/2026 01 AM PDT            3.00             34         -              Normal
  04/04/2026 02 AM PDT            3.00             34         0              Normal
  04/04/2026 03 AM PDT            2.99             33         -              Normal
  04/04/2026 04 AM PDT            2.99             33         0              Normal
  04/04/2026 05 AM PDT            2.98             32         -              Normal
  04/04/2026 06 AM PDT            2.98             32         0              Normal
  04/04/2026 07 AM PDT            2.97             31         -              Normal
  04/04/2026 08 AM PDT            2.97             31         0              Normal
  04/04/2026 09 AM PDT            2.96             30         -              Normal
  04/04/2026 10 AM PDT            2.96             30         0              Normal
  04/04/2026 11 AM PDT            2.95             29         -              Normal
  04/04/2026 12 PM PDT            2.95             29         0              Normal
  04/04/2026 01 PM PDT            2.94             28         -              Normal
  04/04/2026 02 PM PDT            2.94             28         0              Normal
  04/04/2026 03 PM PDT            2.93             28         -              Normal
  04/04/2026 04 PM PDT            2.93             28         0              Normal
  04/04/2026 05 PM PDT            2.93             28         0              Normal
  04/04/2026 06 PM PDT            2.92             27         -              Normal
  04/04/2026 07 PM PDT            2.92             27         0              Normal
  04/04/2026 08 PM PDT            2.92             27         0              Normal
  04/04/2026 09 PM PDT            2.92             27         0              Normal
  04/04/2026 10 PM PDT            2.92             27         0              Normal
  04/04/2026 11 PM PDT            2.92             27         0              Normal
  04/05/2026 12 AM PDT            2.92             27         0              Normal
  04/05/2026 01 AM PDT            2.92             27         0              Normal
  04/05/2026 02 AM PDT            2.92             27         0              Normal
  04/05/2026 03 AM PDT            2.92             27         0              Normal
  04/05/2026 04 AM PDT            2.92             27         0              Normal
  04/05/2026 05 AM PDT            2.92             27         0              Normal
  04/05/2026 06 AM PDT            2.92             27         0              Normal
  04/05/2026 07 AM PDT            2.92             27         0              Normal
  04/05/2026 08 AM PDT            2.92             27         0              Normal
  04/05/2026 09 AM PDT            2.92             27         0              Normal
  04/05/2026 10 AM PDT            2.92             27         0              Normal
  04/05/2026 11 AM PDT            2.92             27         0              Normal
  04/05/2026 12 PM PDT            2.91             26         -              Normal
  04/05/2026 01 PM PDT            2.91             26         0              Normal
  04/05/2026 02 PM PDT            2.91             26         0              Normal
  04/05/2026 03 PM PDT            2.91             26         0              Normal
  04/05/2026 04 PM PDT            2.91             26         0              Normal
  04/05/2026 05 PM PDT            2.91             26         0              Normal
  04/05/2026 06 PM PDT            2.91             26         0              Normal
  04/05/2026 07 PM PDT            2.91             26         0              Normal
  04/05/2026 08 PM PDT            2.91             26         0              Normal
  04/05/2026 09 PM PDT            2.91             26         0              Normal
  04/05/2026 10 PM PDT            2.91             26         0              Normal
  04/05/2026 11 PM PDT            2.91             26         0              Normal
  04/06/2026 12 AM PDT            2.91             26         0              Normal
  04/06/2026 01 AM PDT            2.91             26         0              Normal
  04/06/2026 02 AM PDT            2.91             26         0              Normal
  04/06/2026 03 AM PDT            2.91             26         0              Normal
  04/06/2026 04 AM PDT            2.91             26         0              Normal
  04/06/2026 05 AM PDT            2.91             26         0              Normal
  04/06/2026 06 AM PDT            2.91             26         0              Normal
  04/06/2026 07 AM PDT            2.91             26         0              Normal
  04/06/2026 08 AM PDT            2.91             26         0              Normal
  04/06/2026 09 AM PDT            2.91             26         0              Normal
  04/06/2026 10 AM PDT            2.91             26         0              Normal
  04/06/2026 11 AM PDT            2.91             26         0              Normal
  04/06/2026 12 PM PDT            2.91             26         0              Normal
  04/06/2026 01 PM PDT            2.91             26         0              Normal
  04/06/2026 02 PM PDT            2.91             26         0              Normal
  04/06/2026 03 PM PDT            2.91             26         0              Normal
  04/06/2026 04 PM PDT            2.91             26         0              Normal
  04/06/2026 05 PM PDT            2.91             26         0              Normal
  04/06/2026 06 PM PDT            2.91             26         0              Normal
  04/06/2026 07 PM PDT            2.91             26         0              Normal
  04/06/2026 08 PM PDT            2.91             26         0              Normal
  04/06/2026 09 PM PDT            2.91             26         0              Normal
  04/06/2026 10 PM PDT            2.91             26         0              Normal
  04/06/2026 11 PM PDT            2.91             26         0              Normal
  04/07/2026 12 AM PDT            2.91             26         0              Normal
  04/07/2026 01 AM PDT            2.91             26         0              Normal
  04/07/2026 02 AM PDT            2.91             26         0              Normal
  04/07/2026 03 AM PDT            2.91             26         0              Normal
  04/07/2026 04 AM PDT            2.91             26         0              Normal
  04/07/2026 05 AM PDT            2.91             26         0              Normal
  04/07/2026 06 AM PDT            2.91             26         0              Normal
  04/07/2026 07 AM PDT            2.91             26         0              Normal
  04/07/2026 08 AM PDT            2.91             26         0              Normal
  04/07/2026 09 AM PDT            2.91             26         0              Normal
  04/07/2026 10 AM PDT            2.91             26         0              Normal
  04/07/2026 11 AM PDT            2.91             26         0              Normal
  04/07/2026 12 PM PDT            2.91             26         0              Normal
  04/07/2026 01 PM PDT            2.91             26         0              Normal
  04/07/2026 02 PM PDT            2.91             26         0              Normal
  04/07/2026 03 PM PDT            2.90             25         -              Normal
  04/07/2026 04 PM PDT            2.90             25         0              Normal
  04/07/2026 05 PM PDT            2.90             25         0              Normal
  04/07/2026 06 PM PDT            2.90             25         0              Normal
  04/07/2026 07 PM PDT            2.90             25         0              Normal
  04/07/2026 08 PM PDT            2.90             25         0              Normal
  04/07/2026 09 PM PDT            2.90             25         0              Normal
  04/07/2026 10 PM PDT            2.90             25         0              Normal
  04/07/2026 11 PM PDT            2.90             25         0              Normal
  04/08/2026 12 AM PDT            2.90             25         0              Normal
  04/08/2026 01 AM PDT            2.90             25         0              Normal
  04/08/2026 02 AM PDT            2.90             25         0              Normal
  04/08/2026 03 AM PDT            2.90             25         0              Normal
  04/08/2026 04 AM PDT            2.90             25         0              Normal
  04/08/2026 05 AM PDT            2.90             25         0              Normal
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Flows are rounded to the nearest (1) cfs.
# NOTE 3: Trends are determined using hourly change in unrounded stage and flow.
# NOTE 4: Maximum Values are determined using unrounded stage and flow.